.box {
	width: 1100px;
	height: 415px;
	margin: auto;
}

.top {
	width: 1100px;
	height: 85px;
}

.column {
	width: 33%;
	height: 80px;
	float: left;
	display: block;
}

.down2 {
	width: 1100px;
	height: 340px;
}

.down1 {
	width: 1100px;
	height: 600px;
}

.downbox1 {
	width: 33%;
	height: 303px;
	float: left;
	display: block;
}

.downbox1head {
	float: left;
	display: block;
	width: 80%;
	height: 43px;
	line-height: 43px;
	font-size: 22px;
}
.downbox2head {
	font-size: 14px;
	display: table-cell;
	height: 43px;
	vertical-align: bottom;
}
}
a {
	text-decoration: none;
	color: black;
}

ul {
	
}

li {
	margin-top: 7px;
	list-style: none;
	background: url("img/tubiao.jpg") no-repeat 0rem 0rem;
	background-size: 0.8rem 0.8rem;
}